Editorial

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Publisher: Deutsche Gesellschaft fur Technische Zusammenarbeit (GTZ) GmbH (German Agency for Technical Cooperation) Post Box 5180 Dag-Hammarskjold-Weg 1 D-6236 Eschborn 1 Federal Republic of Germany Telephone: 06196/79-0 Telex 41523-0 (gtz d)

Editorial Committee:
Peter Baz, Hans-Wilhelm von Haugwitz, Thomas Neumaier, Hans-Stefan Peterlowitz

Editor:
Beate Worner

Editorial Assistant:
Henriette Mende

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"gate" appears quarterly: it is distributed free of charge.

Named contributions do not necessarily represent the views of the publisher or the editorial staff.
Reproduction is permitted after consultation; copies should be supplied. ISSN 0723-2225